From f2a747eff7add6e6de089ba38602d4ede103c5d5 Mon Sep 17 00:00:00 2001
From: Jaron Kent-Dobias <jaron@kent-dobias.com>
Date: Tue, 10 Dec 2019 13:53:36 -0500
Subject: mistake in initialization led to incorrect energies

---
 hadamard.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hadamard.cpp b/hadamard.cpp
index 15f73b1..0a8ba36 100644
--- a/hadamard.cpp
+++ b/hadamard.cpp
@@ -15,8 +15,8 @@ public:
   }
 
   void after_sweep(double, double E, const Orthogonal&) override {
-    totalE += E;
     N++;
+    totalE += E;
   }
 
   double energy() const { return totalE / N; }
@@ -99,6 +99,7 @@ int main(int argc, char* argv[]) {
 
   for (MCMC& sim : p.Ms) {
     sim.M = walsh(k);
+    sim.E = sim.M.energy();
   }
 
   std::cout << "Beginning " << n_tuning << " tuning steps for " << n << ".\n";
-- 
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